Examples from the Web for coleopteran
Intercoxal process: in Coleopteran; a median protrusion of the basal segment of abdomen between the hind coxae.
Grub: an insect larva: a term loosely applied, but more specifically to larvae of Coleopteran and Hymenoptera.
A coleopteran struck me in the eye—one of the hydrophilidae family!The Haunted Pajamas|Francis Perry Elliott
Humeralis: Coleopteran; when the elytral has an angulated projecting margin at base.
Heteromera: Coleopteran in which the anterior and middle tarsi are 5- jointed and the posterior are 4-jointed.